Annotation of src/usr.bin/tmux/cmd-set-option.c, Revision 1.59
1.59 ! nicm 1: /* $OpenBSD: cmd-set-option.c,v 1.58 2013/03/21 16:15:52 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15: * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16: * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
18:
19: #include <sys/types.h>
20:
21: #include <stdlib.h>
22: #include <string.h>
23:
24: #include "tmux.h"
25:
26: /*
27: * Set an option.
28: */
29:
1.59 ! nicm 30: enum cmd_retval cmd_set_option_exec(struct cmd *, struct cmd_ctx *);
! 31:
! 32: enum cmd_retval cmd_set_option_user(struct cmd *, struct cmd_ctx *,
! 33: const char *, const char *);
1.1 nicm 34:
1.43 nicm 35: int cmd_set_option_unset(struct cmd *, struct cmd_ctx *,
1.44 nicm 36: const struct options_table_entry *, struct options *,
37: const char *);
1.43 nicm 38: int cmd_set_option_set(struct cmd *, struct cmd_ctx *,
1.44 nicm 39: const struct options_table_entry *, struct options *,
40: const char *);
1.43 nicm 41:
42: struct options_entry *cmd_set_option_string(struct cmd *, struct cmd_ctx *,
1.44 nicm 43: const struct options_table_entry *, struct options *,
44: const char *);
1.43 nicm 45: struct options_entry *cmd_set_option_number(struct cmd *, struct cmd_ctx *,
1.44 nicm 46: const struct options_table_entry *, struct options *,
47: const char *);
1.52 nicm 48: struct options_entry *cmd_set_option_key(struct cmd *, struct cmd_ctx *,
1.44 nicm 49: const struct options_table_entry *, struct options *,
50: const char *);
1.43 nicm 51: struct options_entry *cmd_set_option_colour(struct cmd *, struct cmd_ctx *,
1.44 nicm 52: const struct options_table_entry *, struct options *,
53: const char *);
1.43 nicm 54: struct options_entry *cmd_set_option_attributes(struct cmd *, struct cmd_ctx *,
1.44 nicm 55: const struct options_table_entry *, struct options *,
56: const char *);
1.43 nicm 57: struct options_entry *cmd_set_option_flag(struct cmd *, struct cmd_ctx *,
1.44 nicm 58: const struct options_table_entry *, struct options *,
59: const char *);
1.43 nicm 60: struct options_entry *cmd_set_option_choice(struct cmd *, struct cmd_ctx *,
1.44 nicm 61: const struct options_table_entry *, struct options *,
62: const char *);
1.27 nicm 63:
1.1 nicm 64: const struct cmd_entry cmd_set_option_entry = {
65: "set-option", "set",
1.54 nicm 66: "agqst:uw", 1, 2,
67: "[-agsquw] [-t target-session|target-window] option [value]",
1.44 nicm 68: 0,
1.1 nicm 69: NULL,
1.44 nicm 70: NULL,
71: cmd_set_option_exec
1.1 nicm 72: };
73:
1.46 nicm 74: const struct cmd_entry cmd_set_window_option_entry = {
75: "set-window-option", "setw",
1.54 nicm 76: "agqt:u", 1, 2,
77: "[-agqu] " CMD_TARGET_WINDOW_USAGE " option [value]",
1.46 nicm 78: 0,
79: NULL,
80: NULL,
81: cmd_set_option_exec
82: };
83:
1.57 nicm 84: enum cmd_retval
1.1 nicm 85: cmd_set_option_exec(struct cmd *self, struct cmd_ctx *ctx)
86: {
1.44 nicm 87: struct args *args = self->args;
1.50 nicm 88: const struct options_table_entry *table, *oe;
1.43 nicm 89: struct session *s;
90: struct winlink *wl;
91: struct client *c;
92: struct options *oo;
1.55 nicm 93: struct window *w;
1.44 nicm 94: const char *optstr, *valstr;
1.43 nicm 95: u_int i;
1.1 nicm 96:
1.50 nicm 97: /* Get the option name and value. */
98: optstr = args->argv[0];
99: if (*optstr == '\0') {
100: ctx->error(ctx, "invalid option");
1.57 nicm 101: return (CMD_RETURN_ERROR);
1.50 nicm 102: }
103: if (args->argc < 2)
104: valstr = NULL;
105: else
106: valstr = args->argv[1];
107:
1.59 ! nicm 108: /* Is this a user option? */
! 109: if (*optstr == '@')
! 110: return (cmd_set_option_user(self, ctx, optstr, valstr));
! 111:
1.50 nicm 112: /* Find the option entry, try each table. */
113: table = oe = NULL;
1.53 nicm 114: if (options_table_find(optstr, &table, &oe) != 0) {
1.50 nicm 115: ctx->error(ctx, "ambiguous option: %s", optstr);
1.57 nicm 116: return (CMD_RETURN_ERROR);
1.50 nicm 117: }
118: if (oe == NULL) {
119: ctx->error(ctx, "unknown option: %s", optstr);
1.57 nicm 120: return (CMD_RETURN_ERROR);
1.50 nicm 121: }
122:
123: /* Work out the tree from the table. */
124: if (table == server_options_table)
1.29 nicm 125: oo = &global_options;
1.50 nicm 126: else if (table == window_options_table) {
1.44 nicm 127: if (args_has(self->args, 'g'))
1.27 nicm 128: oo = &global_w_options;
129: else {
1.44 nicm 130: wl = cmd_find_window(ctx, args_get(args, 't'), NULL);
1.27 nicm 131: if (wl == NULL)
1.57 nicm 132: return (CMD_RETURN_ERROR);
1.27 nicm 133: oo = &wl->window->options;
134: }
1.50 nicm 135: } else if (table == session_options_table) {
1.44 nicm 136: if (args_has(self->args, 'g'))
1.27 nicm 137: oo = &global_s_options;
138: else {
1.51 nicm 139: s = cmd_find_session(ctx, args_get(args, 't'), 0);
1.27 nicm 140: if (s == NULL)
1.57 nicm 141: return (CMD_RETURN_ERROR);
1.27 nicm 142: oo = &s->options;
143: }
1.50 nicm 144: } else {
145: ctx->error(ctx, "unknown table");
1.57 nicm 146: return (CMD_RETURN_ERROR);
1.1 nicm 147: }
148:
1.43 nicm 149: /* Unset or set the option. */
1.44 nicm 150: if (args_has(args, 'u')) {
151: if (cmd_set_option_unset(self, ctx, oe, oo, valstr) != 0)
1.57 nicm 152: return (CMD_RETURN_ERROR);
1.43 nicm 153: } else {
1.44 nicm 154: if (cmd_set_option_set(self, ctx, oe, oo, valstr) != 0)
1.57 nicm 155: return (CMD_RETURN_ERROR);
1.55 nicm 156: }
157:
158: /* Start or stop timers when automatic-rename changed. */
159: if (strcmp (oe->name, "automatic-rename") == 0) {
160: for (i = 0; i < ARRAY_LENGTH(&windows); i++) {
161: if ((w = ARRAY_ITEM(&windows, i)) == NULL)
162: continue;
163: if (options_get_number(&w->options, "automatic-rename"))
164: queue_window_name(w);
165: else if (event_initialized(&w->name_timer))
166: evtimer_del(&w->name_timer);
167: }
1.1 nicm 168: }
169:
1.43 nicm 170: /* Update sizes and redraw. May not need it but meh. */
1.1 nicm 171: recalculate_sizes();
1.27 nicm 172: for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
173: c = ARRAY_ITEM(&clients, i);
174: if (c != NULL && c->session != NULL)
175: server_redraw_client(c);
1.1 nicm 176: }
177:
1.57 nicm 178: return (CMD_RETURN_NORMAL);
1.27 nicm 179: }
1.59 ! nicm 180:
! 181: /* Set user option. */
! 182: enum cmd_retval
! 183: cmd_set_option_user(struct cmd *self, struct cmd_ctx *ctx, const char* optstr,
! 184: const char *valstr)
! 185: {
! 186: struct args *args = self->args;
! 187: struct session *s;
! 188: struct winlink *wl;
! 189: struct options *oo;
! 190:
! 191: if (args_has(args, 's'))
! 192: oo = &global_options;
! 193: else if (args_has(self->args, 'w') ||
! 194: self->entry == &cmd_set_window_option_entry) {
! 195: if (args_has(self->args, 'g'))
! 196: oo = &global_w_options;
! 197: else {
! 198: wl = cmd_find_window(ctx, args_get(args, 't'), NULL);
! 199: if (wl == NULL)
! 200: return (CMD_RETURN_ERROR);
! 201: oo = &wl->window->options;
! 202: }
! 203: } else {
! 204: if (args_has(self->args, 'g'))
! 205: oo = &global_s_options;
! 206: else {
! 207: s = cmd_find_session(ctx, args_get(args, 't'), 0);
! 208: if (s == NULL)
! 209: return (CMD_RETURN_ERROR);
! 210: oo = &s->options;
! 211: }
! 212: }
! 213:
! 214: if (args_has(args, 'u')) {
! 215: if (options_find1(oo, optstr) == NULL) {
! 216: ctx->error(ctx, "unknown option: %s", optstr);
! 217: return (CMD_RETURN_ERROR);
! 218: }
! 219: if (valstr != NULL) {
! 220: ctx->error(ctx, "value passed to unset option: %s",
! 221: optstr);
! 222: return (CMD_RETURN_ERROR);
! 223: }
! 224: options_remove(oo, optstr);
! 225: } else {
! 226: if (valstr == NULL) {
! 227: ctx->error(ctx, "empty value");
! 228: return (CMD_RETURN_ERROR);
! 229: }
! 230: options_set_string(oo, optstr, "%s", valstr);
! 231: if (!args_has(args, 'q'))
! 232: ctx->info(ctx, "set option: %s -> %s", optstr, valstr);
! 233: }
! 234: return (CMD_RETURN_NORMAL);
! 235: }
! 236:
1.27 nicm 237:
1.43 nicm 238: /* Unset an option. */
239: int
240: cmd_set_option_unset(struct cmd *self, struct cmd_ctx *ctx,
1.44 nicm 241: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 242: {
1.44 nicm 243: struct args *args = self->args;
1.43 nicm 244:
1.44 nicm 245: if (args_has(args, 'g')) {
1.43 nicm 246: ctx->error(ctx, "can't unset global option: %s", oe->name);
247: return (-1);
248: }
1.44 nicm 249: if (value != NULL) {
1.43 nicm 250: ctx->error(ctx, "value passed to unset option: %s", oe->name);
251: return (-1);
1.27 nicm 252: }
1.43 nicm 253:
254: options_remove(oo, oe->name);
1.54 nicm 255: if (!args_has(args, 'q'))
256: ctx->info(ctx, "unset option: %s", oe->name);
1.43 nicm 257: return (0);
1.27 nicm 258: }
259:
1.43 nicm 260: /* Set an option. */
261: int
262: cmd_set_option_set(struct cmd *self, struct cmd_ctx *ctx,
1.44 nicm 263: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 264: {
1.54 nicm 265: struct args *args = self->args;
1.27 nicm 266: struct options_entry *o;
1.43 nicm 267: const char *s;
1.27 nicm 268:
1.44 nicm 269: if (oe->type != OPTIONS_TABLE_FLAG && value == NULL) {
270: ctx->error(ctx, "empty value");
1.43 nicm 271: return (-1);
1.27 nicm 272: }
273:
1.43 nicm 274: o = NULL;
275: switch (oe->type) {
276: case OPTIONS_TABLE_STRING:
1.44 nicm 277: o = cmd_set_option_string(self, ctx, oe, oo, value);
1.43 nicm 278: break;
279: case OPTIONS_TABLE_NUMBER:
1.44 nicm 280: o = cmd_set_option_number(self, ctx, oe, oo, value);
1.43 nicm 281: break;
1.52 nicm 282: case OPTIONS_TABLE_KEY:
283: o = cmd_set_option_key(self, ctx, oe, oo, value);
1.43 nicm 284: break;
285: case OPTIONS_TABLE_COLOUR:
1.44 nicm 286: o = cmd_set_option_colour(self, ctx, oe, oo, value);
1.43 nicm 287: break;
288: case OPTIONS_TABLE_ATTRIBUTES:
1.44 nicm 289: o = cmd_set_option_attributes(self, ctx, oe, oo, value);
1.43 nicm 290: break;
291: case OPTIONS_TABLE_FLAG:
1.44 nicm 292: o = cmd_set_option_flag(self, ctx, oe, oo, value);
1.43 nicm 293: break;
294: case OPTIONS_TABLE_CHOICE:
1.44 nicm 295: o = cmd_set_option_choice(self, ctx, oe, oo, value);
1.43 nicm 296: break;
297: }
298: if (o == NULL)
299: return (-1);
300:
1.58 nicm 301: s = options_table_print_entry(oe, o, 0);
1.54 nicm 302: if (!args_has(args, 'q'))
303: ctx->info(ctx, "set option: %s -> %s", oe->name, s);
1.43 nicm 304: return (0);
305: }
306:
307: /* Set a string option. */
308: struct options_entry *
309: cmd_set_option_string(struct cmd *self, unused struct cmd_ctx *ctx,
1.44 nicm 310: const struct options_table_entry *oe, struct options *oo, const char *value)
1.43 nicm 311: {
1.54 nicm 312: struct args *args = self->args;
1.43 nicm 313: struct options_entry *o;
314: char *oldval, *newval;
315:
1.44 nicm 316: if (args_has(args, 'a')) {
1.43 nicm 317: oldval = options_get_string(oo, oe->name);
1.44 nicm 318: xasprintf(&newval, "%s%s", oldval, value);
1.27 nicm 319: } else
1.44 nicm 320: newval = xstrdup(value);
1.28 nicm 321:
1.43 nicm 322: o = options_set_string(oo, oe->name, "%s", newval);
1.27 nicm 323:
1.56 nicm 324: free(newval);
1.43 nicm 325: return (o);
1.27 nicm 326: }
327:
1.43 nicm 328: /* Set a number option. */
329: struct options_entry *
1.44 nicm 330: cmd_set_option_number(unused struct cmd *self, struct cmd_ctx *ctx,
331: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 332: {
1.44 nicm 333: long long ll;
334: const char *errstr;
1.27 nicm 335:
1.44 nicm 336: ll = strtonum(value, oe->minimum, oe->maximum, &errstr);
1.27 nicm 337: if (errstr != NULL) {
1.44 nicm 338: ctx->error(ctx, "value is %s: %s", errstr, value);
1.43 nicm 339: return (NULL);
1.27 nicm 340: }
341:
1.43 nicm 342: return (options_set_number(oo, oe->name, ll));
1.27 nicm 343: }
344:
1.52 nicm 345: /* Set a key option. */
1.43 nicm 346: struct options_entry *
1.52 nicm 347: cmd_set_option_key(unused struct cmd *self, struct cmd_ctx *ctx,
1.44 nicm 348: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 349: {
1.52 nicm 350: int key;
351:
352: if ((key = key_string_lookup_string(value)) == KEYC_NONE) {
353: ctx->error(ctx, "bad key: %s", value);
354: return (NULL);
1.27 nicm 355: }
356:
1.52 nicm 357: return (options_set_number(oo, oe->name, key));
1.27 nicm 358: }
359:
1.43 nicm 360: /* Set a colour option. */
361: struct options_entry *
1.44 nicm 362: cmd_set_option_colour(unused struct cmd *self, struct cmd_ctx *ctx,
363: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 364: {
1.44 nicm 365: int colour;
1.27 nicm 366:
1.44 nicm 367: if ((colour = colour_fromstring(value)) == -1) {
368: ctx->error(ctx, "bad colour: %s", value);
1.43 nicm 369: return (NULL);
1.27 nicm 370: }
371:
1.43 nicm 372: return (options_set_number(oo, oe->name, colour));
1.27 nicm 373: }
374:
1.43 nicm 375: /* Set an attributes option. */
376: struct options_entry *
1.44 nicm 377: cmd_set_option_attributes(unused struct cmd *self, struct cmd_ctx *ctx,
378: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 379: {
1.44 nicm 380: int attr;
1.27 nicm 381:
1.44 nicm 382: if ((attr = attributes_fromstring(value)) == -1) {
383: ctx->error(ctx, "bad attributes: %s", value);
1.43 nicm 384: return (NULL);
1.27 nicm 385: }
386:
1.43 nicm 387: return (options_set_number(oo, oe->name, attr));
1.27 nicm 388: }
389:
1.43 nicm 390: /* Set a flag option. */
391: struct options_entry *
1.44 nicm 392: cmd_set_option_flag(unused struct cmd *self, struct cmd_ctx *ctx,
393: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 394: {
1.44 nicm 395: int flag;
1.27 nicm 396:
1.44 nicm 397: if (value == NULL || *value == '\0')
1.43 nicm 398: flag = !options_get_number(oo, oe->name);
1.27 nicm 399: else {
1.44 nicm 400: if ((value[0] == '1' && value[1] == '\0') ||
401: strcasecmp(value, "on") == 0 ||
402: strcasecmp(value, "yes") == 0)
1.27 nicm 403: flag = 1;
1.44 nicm 404: else if ((value[0] == '0' && value[1] == '\0') ||
405: strcasecmp(value, "off") == 0 ||
406: strcasecmp(value, "no") == 0)
1.27 nicm 407: flag = 0;
408: else {
1.44 nicm 409: ctx->error(ctx, "bad value: %s", value);
1.43 nicm 410: return (NULL);
1.27 nicm 411: }
412: }
413:
1.43 nicm 414: return (options_set_number(oo, oe->name, flag));
1.27 nicm 415: }
416:
1.43 nicm 417: /* Set a choice option. */
418: struct options_entry *
1.44 nicm 419: cmd_set_option_choice(unused struct cmd *self, struct cmd_ctx *ctx,
420: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 421: {
1.44 nicm 422: const char **choicep;
423: int n, choice = -1;
1.27 nicm 424:
425: n = 0;
1.43 nicm 426: for (choicep = oe->choices; *choicep != NULL; choicep++) {
1.27 nicm 427: n++;
1.44 nicm 428: if (strncmp(*choicep, value, strlen(value)) != 0)
1.27 nicm 429: continue;
430:
431: if (choice != -1) {
1.44 nicm 432: ctx->error(ctx, "ambiguous value: %s", value);
1.43 nicm 433: return (NULL);
1.27 nicm 434: }
435: choice = n - 1;
436: }
437: if (choice == -1) {
1.44 nicm 438: ctx->error(ctx, "unknown value: %s", value);
1.43 nicm 439: return (NULL);
1.27 nicm 440: }
441:
1.43 nicm 442: return (options_set_number(oo, oe->name, choice));
1.1 nicm 443: }
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